A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5905-01-190-9729
NSN 6130-01-562-7483
NSN 6145-01-049-2360
NSN 6650-01-275-0207
NSN 6320-01-270-1419
NSN 5945-01-411-4989
NSN 5925-01-211-8717
NSN 6130-00-995-7676
NSN 6110-00-530-3779
NSN 5985-01-218-5643
NSN 6130-00-906-6133
NSN 6320-01-277-5793